:queue:

:singleton_method: 
  :new: [Queue]
:instance_method: 
  :push: [Queue]
  :<<: [Queue]
  :enq: [Queue]
  :clear: [Queue]
  :pop: [Object]
  :shift: [Object]
  :deq: [Object]
  :empty?: [TrueClass,FalseClass]
  :length: [Fixnum]
  :size: [Fixnum]
  :num_waiting: [Fixnum]